Trailed mist blower with high volume air blast suitable for full-field crops, vineyards, orchards, citrus groves, medium and tall trunk trees. The PDF series is equipped with three separate tanks, the main tank of polyethylene available with 600, 800, 1000, 1500 and 2000 liters capacity. Supplied with control unit with pressure regulator, it can be equipped with a wide range of fans, variable pitch blades and pumps of various output.